Kedu ihe bụ ihe mmetụta gas electrochemical?

Kedu ihe bụ Electrochemical Gas Sensor

Kedu ihe kpatara eji Electrochemical Gas Sensor?

Ihe mmetụta electrochemical bụ otu n'ime ihe ndị dị mkpa nkeihe mmetụta gas. Electrochemistry na-ezo aka na ụkpụrụ ọrụ ya.

Ọ na-arụ ọrụ site na ịmepụta mmeghachi omume kemịkalụ na gas a tụrụ atụ ma na-emepụta mgbama eletrik nke dabara na ntinye gas.

Ọtụtụ ihe mmetụta gas electrochemical nọ na ọnọdụ mgbasa, na ihe nlere gas na-eme n'ime gburugburu ebe obibi na-esi n'obere oghere dị n'ihu ihe mmetụta banye na ihe mmetụta. Ụfọdụ akụrụngwa ga-enwe mgbapụta ikuku iji dọpụta ihe nlele ikuku na gas n'ime ihe mmetụta, wee nyochaa ya.

Iji zere mmetụta ahụ, iji hụ na nleba anya ziri ezi, na pores nke akụkụ Hoi nwere ihe mgbochi mkpuchi gas-permeable na mmiri mmiri, na adịghị ọcha ndị ọzọ n'ime ihe mmetụta. Enwere ike ịgbanwe oke nha na uche nke ihe mmetụta site na ịhazi nha nke ntinye ikuku n'oge imewe.

Nnukwu oghere ikuku nwere ike imeziwanye nghọta na mkpebi nke ihe mmetụta, ebe obere ntinye ikuku na-ebelata mmetụta na mkpebi, ma na-abawanye nha nha.

Gbalịa ihe mmetụta Gas Electrochemical site na HENGKO Manufacture

Ka ọ dị ugbu a, a na-eji ihe mmetụta electrochemical eme ihe na nchekwa nri, nyocha nke ndụ, ọgwụ ndụ, nlekota gburugburu ebe obibi, wdg. Ihe mmetụta electrochemical nwere ike ịchọpụta ozone, formaldehyde, carbon monoxide, amonia, hydrogen sulfide, sulfur dioxide, nitrogen dioxide, oxygen na gas ndị ọzọ. . HENGKO nwere sensọ electrochemical dị iche iche, dị ka ihe mmetụta oxygen, ihe mmetụta hydrogen sulfide, sensọ carbon monoxide, sensọ amonia, sensọ carbon dioxide, wdg.

Na mgbakwunye, e nwerediski ihe mgbawaihe mmetụta gas na-eku ume shells,modul sensọ gas, nyocha ihe mmetụta gas, ihe nchọpụta gasihe mkpuchi ụda na ọkụ ọkụ, modul transmitter gas, gas sensọ ngwa ngwa, wdg iji gboo mkpa nke ụlọ ọrụ dị iche iche.

Ihe mmetụta electrochemical kacha mma bụ ihe mmetụta nke na-achọpụta oxygen. A sị ka e kwuwe, a na-eji ihe mmetụta mbụ nke electrochemical mee ihe maka nlekota oxygen. Ọ nwere ezigbo nhọrọ, ntụkwasị obi na ogologo ndụ ndụ. Ihe mmetụta electrochemical ndị ọzọ na-enwe ike ịbanye na nnyonye anya sitere na gas ndị ọzọ. A na-agbakọ data nnyonye anya site na iji obere gas dị ntakịrị.

N'ime ngwa bara uru, ntinye nnyonye anya nwere ike ịdị elu nke ukwuu, nke nwere ike ibute ọgụgụ ụgha ma ọ bụ mkpu ụgha. Hengge mgbawa-àmà elu-nkenke mgbochi nnyonye anya ụlọ ọrụ oxygen ihe mmetụta, ezi arụmọrụ, kwụsiri ike na a pụrụ ịdabere na ọrụ, edozi echichi na mmezi, mfe ọrụ, ike mgbochi nnyonye anya, nso: 0-30% VOL , izi ezi: ± 3% (FS). ) , ikwugharị arụmọrụ: ≤ 2% , mkpebi: 1% VOL , oge nzaghachi: ≤ 30 sekọnd, ọkwa nchebe nwere ike iru IP65 , IP66 .

Ihe mmetụta electrochemicalnwere obere ihe achọrọ maka ike ịrụ ọrụ, yana n'ime ụdị sensọ gas niile, ike ya bụ nke kacha ala. Ya mere, a na-eji ihe mmetụta a eme ihe na oke ohere. N'ikwu okwu n'ozuzu, ndụ ndụ nke ihe mmetụta electrochemical bụ 1-3 afọ. Otú ọ dị, atụmanya ndụ nke ihe mmetụta na-adabere n'ụzọ dị ukwuu na mmetọ gburugburu ebe obibi, okpomọkụ na iru mmiri nke ekpughere ya. Ya mere, nchọpụta mgbe niile na nhazi nke ihe mmetụta electrochemical bụ usoro dị irè iji gbasaa ndụ ha.

Ị maara ka Electrochemical sensọ si arụ ọrụ?

Maka ajụjụ ndị a, nke mbụ anyị kwesịrị ịma ụfọdụ ozi dị mkpa dị ka ụkpụrụ , components, usoro ọrụ

ọ dịkwa mkpa ịmata ụfọdụ ụdị sensọ electrochemical na-ewu ewu. wee lelee nkọwapụta dịka ndị a:

A na-eji ihe mmetụta eletrọnịkị kemịkalụ maka ịchọpụta na ịkọwapụta ihe dị iche iche nke kemịkalụ site na iji ụkpụrụ nke electrochemistry. Nke a bụ ntụle n'ozuzu ka ha si arụ ọrụ:

1. Ụkpụrụ bụ isi:

Ihe mmetụta electrochemical na-arụ ọrụ site na ịlele ikike eletriki ma ọ bụ ugbu a na-ebilite n'ihi mmeghachi omume kemịkalụ na elu electrode.

2. Ngwa ndị bụ isi:

* Electrode na-arụ ọrụ (WE): Nke a bụ ebe mmeghachi omume electrochemical nke mmasị pụtara. Ihe na ihe dị n'elu nke electrode a dị oke mkpa maka ịrụ ọrụ mmetụta.
* Reference Electrode (RE): Ọ na-enye ikike ntụaka kwụsiri ike megide ike nke electrode na-arụ ọrụ.
* Counter Electrode (CE ma ọ bụ Auxiliary Electrode): Ọ na-emecha sekit eletriki, na-enye ohere ka ọ na-aga n'etiti electrodes na-arụ ọrụ na counter.
* Electrolyte: Igwe na-eme ngagharị nke ion na-akwado mmeghachi omume electrochemical na electrodes.

3. Usoro ọrụ:

* Ngosipụta na nyocha: Mgbe ekpughere molecule (ma ọ bụ nyocha) na electrode na-arụ ọrụ, ọ na-enweta mmeghachi omume electrochemical - ma ọ bụ oxidized (na-efunahụ electrons) ma ọ bụ belata (enweta electrons).
* Nyefe elektrọn: Mmeghachi omume elektrọnịkị nke a gụnyere ịnyefe elektrọn n’etiti ihe nyocha na electrode, na-eke mgbama ọkụ eletrik enwere ike ịtụnye.
* Ntụnye akara: A na-atụ akara mgbaama eletrik emepụtara (ma ọ bụ ihe dị iche ma ọ bụ nke dị ugbu a) megide ntụaka kwụsiri ike nke elektrọd ntụaka nyere.
* Nkọwa data: ịdị ukwuu nke mgbama eletrik a na-emetụta kpọmkwem na ntinye nke nyocha. Site n'ịtụle mgbaama na ngbanwe nhazi ma ọ bụ iji omume amaara nke onye nyocha, enwere ike ikpebi itinye uche ya.

4. Ụdị ihe mmetụta Electrochemical:

* Sensọ nwere ike: Tulee ihe dị iche n'etiti electrodes na-arụ ọrụ na nrụtụ aka. mita pH bụ ihe atụ nkịtị.
* Sensọ Amperometric: Tulee ihe ugbu a sitere na mmeghachi omume electrochemical nke nyocha na electrode na-arụ ọrụ. mita glucose na-ejikarị sensọ amperometric.
* Sensọ impedimetric: Tulee mgbochi ma ọ bụ nguzogide mgbanwe na cell electrochemical mgbe gị na onye nyocha na-emekọrịta ihe.
* Ihe mmetụta conductometric: Tulee mgbanwe na conductivity nke ngwọta electrolyte mgbe gị na onye nyocha na-emekọrịta ihe.

5. Uru nke Electrochemical Sensors:

* Mmetụta dị elu na nhọrọ nhọrọ.
* Oge nzaghachi ngwa ngwa.
* Ike ịrụ ọrụ na mmiri mmiri na gas.
* Ike na-arụ ọrụ na turbid ma ọ bụ acha samples.
* Ọtụtụ mgbe enwere ike ibugharị ma dabara adaba maka nyocha oge.

6. Oke:

* Ihe mmetụta nwere ike mebie ma ọ bụ mebie ihe mmetụta, na-emetụta arụmọrụ ha.
* Mfefe na ikike electrode ntụaka nwere ike ibute njehie.
* Ụfọdụ chọrọ nhazigharị oge iji kwadoo izi ezi.

N'ozuzu, ọrụ nke ihe mmetụta electrochemical na-adabere n'ụdị a kapịrị ọnụ, ihe eji eme ihe, na ọdịdị nke mmeghachi omume electrochemical nke nyocha nke ebumnuche. Ngwa ha dịgasị iche iche sitere na nleba anya gburugburu ebe obibi na nyocha ahụike ruo na mmesi obi ike nri na gafere.